M9220 Gga 3 Wiring Diagram. An ac 24 v at 50/60 hz or dc 24 v input signal between the black and. • integral auxiliary swit ches (xxc models) — provide one fixed and one adjustable switch point. M9220GGA3 Johnson Controls Actuator from www.apexcontrols.com Or 16, 18, and 19 mm square shafts. The johnson controls […]